Tourmaline from
Headlight Mine, Goose Creek Mining District, Gunnison County, Colorado, USA

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Predictive Mineralogy

Classification
Locality type:	Mine
Species:	'Tourmaline' (not an IMA approved species)
Formula:	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
Confirmation
Validity:	Believed Valid
Data
Mineral Data:	Click here to view Tourmaline data
Locality Data:	Click here to view Headlight Mine, Goose Creek Mining District, Gunnison County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:	493178
Long-form Identifier:	1:3:493178:2
GUID (UUID V4):	0
Nearest other occurrences of Tourmaline

4.1km (2.5 miles)	ⓘ Little Johnnie Mine (Cathey Nos. 1-5; Unpatented Claims: Little Johnnie Nos. 1-2; Charley Nos. 1-5; Little Johnnie Extension), Goose Creek Mining District, Gunnison County, Colorado, USA
21.2km (13.1 miles)	ⓘ Denver City Mine, Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
21.7km (13.5 miles)	ⓘ Gold Basin District Occurrence (MS 1984; Patented Claim: Belle Flora), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
22.4km (13.9 miles)	ⓘ Gunnison District Occurrence (W.C. Dillon; MS 10715), Gunnison Mining District, Gunnison County, Colorado, USA
24.5km (15.2 miles)	ⓘ Lucky Strike Mine (Modoc; MS 17455; Horse Shoe; MS 17122; Belle Valaisane; MS 13897; Only Chance; MS 17455; Mammoth; MS 13897; Patented Claims: Lucky Strike; MS 9125), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
25.8km (16.1 miles)	ⓘ Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
43.2km (26.9 miles)	ⓘ Goat Hill No. 1 occurrence, Montrose County, Colorado, USA
43.2km (26.9 miles)	ⓘ Muscovite Nos. 1; 2 Occurrence, Montrose County, Colorado, USA
47.5km (29.5 miles)	ⓘ Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
47.6km (29.6 miles)	ⓘ Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
References
*Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. 676pp.*

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Tourmaline from Headlight Mine, Goose Creek Mining District, Gunnison County, Colorado, USA

Tourmaline from
Headlight Mine, Goose Creek Mining District, Gunnison County, Colorado, USA